linux-kernel - RE: sata_mv port lockup on hotplug (kernel 2.6.38.2)

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Message-ID: <C1438B59050E1B4C9482FF3266AD6BA32D8DA54B0E@gretna.indigovision.com>
Date:	Tue, 6 Sep 2011 13:26:19 +0100
From:	Bruce Stenning <b.stenning@...igovision.com>
To:	Tejun Heo <htejun@...il.com>
CC:	Mark Lord <kernel@...savvy.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-ide@...r.kernel.org" <linux-ide@...r.kernel.org>,
	Jeff Garzik <jgarzik@...ox.com>
Subject: RE: sata_mv port lockup on hotplug (kernel 2.6.38.2)

I wrote:
> ata4: EH complete
> Waking error handler thread
> scsi_eh_wakeup: succeeded
> scsi_schedule_eh: succeeded
> scsi_restart_operations: waking up host to restart
> Error handler scsi_eh_3 sleeping

Sorry, I hit 'send' before thinking fully.  A short while before the above,
the following was logged:

Waking error handler thread
scsi_eh_wakeup: succeeded
Error handler scsi_eh_3 waking up

This suggests that scsi_error_handler was indeed running when the subsequent
wake-up was attempted.

Bruce.


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